Western Digital today introduced a new suite of 256 gigabyte (GB) microSD cards, which includes the new 256GB SanDisk Extreme microSDXC UHS-I card.

The new suite of cards also includes 256GB SanDisk Ultra microSDXC UHS-I card, Premium Edition, a 256GB card optimized for mainstream consumers.

The 256GB SanDisk Extreme microSDXC UHS-I card delivers transfer speeds of up to 100MB/s, allowing users to save time transferring large files, as well as write speeds of up to 90MB/s for rapid capture of photos.

The 256GB SanDisk Ultra microSDXC UHS-I card, Premium Edition, has been designed for Android-based smartphone and tablet users. The new card is capable of storing more than 24 hours of Full HD video, and also features premium transfer speeds of up to 95MB/s.

Built to perform in harsh conditions, the new cards are also waterproof, temperature-proof, shock proof, and X-ray proof. Additionally, the SanDisk microSD card line up is compatible with the SanDisk Memory Zone app for Android, giving users an easy way to manage and back up content on their device. The app is available for free through the Google Play Store.

The 256GB SanDisk Ultra microSDXC UHS-I card, Premium Edition, will be available worldwide in August 2016 with a U.S. MSRP of $149.99. The 256GB SanDisk Extreme microSDXC UHS-I card will be available worldwide in calendar Q4 2016 with a U.S. MSRP of $199.99.